<?php

namespace ACP\Sorting\FormatValue;

use ACP\Sorting\FormatValue;

class Dimensions implements FormatValue
{

    public function format_value($value)
    {
        $data = maybe_unserialize($value);

        return isset($data['width'], $data['height'])
            ? $data['width'] * $data['height']
            : null;
    }

}
